Best Free Alternatives to Diagramly in 2026

Ayoa is an AI-powered visual workspace combining mind maps, whiteboards, and task boards for planning and productivity.

Free open-source diagramming tool for flowcharts, UML, ER, network diagrams, and privacy-first browser editing.

AI innovation workspace for whiteboarding, diagrams, docs, slides, tables, timelines, and collaborative planning across teams.

Kinopio is a spatial note-taking and visual thinking canvas for connecting ideas, research, moodboards, and plans.

FigJam is Figma's collaborative online whiteboard for brainstorming, workshops, diagrams, and team planning in real time.

AI-powered mind mapping and flowchart tool for turning prompts, files, images, and notes into editable visual diagrams.

Visual planning workspace for creative projects, moodboards, research, briefs, and idea organization on flexible boards.

Simple browser-based mind mapping tool for brainstorming, note organization, collaboration, and presenting ideas visually.

Open-source collaborative whiteboard for sketching diagrams, wireframes, flowcharts, and notes in a clean hand-drawn style.

Simple collaborative mind map and flowchart tool for real-time idea mapping, process diagrams, and fast visual planning.

Miro AI adds agents, summaries, and automated visual workflows to Miro's collaborative visual workspace for teams.

Cloud diagramming platform for flowcharts, org charts, technical diagrams, process maps, and team collaboration with automation features.